.boox{
    width:90%;
    margin: auto;
    .usernamebox, .passwordbox, .telbox{
        width: 100%;
        height: 0.40rem;
        position: relative;
        input{
        display: block;
        border:none;
        width: 100%;
        height: 0.40rem;
        border-bottom: 1px solid #ccc;
        margin: 0.1rem 0;
        text-indent: 0.1rem;
        }
        p{
        position: absolute;
        right: 0;
        top: 0;
        font: 0.12rem/0.4rem "";
        color: green;
            .error{
                color: red;
            }
        }
        button {
        width: 100%;
        height: 0.45rem;
        display: block;
        border: none;
        background: #3091f2;
        font: 0.14rem/0.45rem "";
        color: #fff;
        border-radius: 0.07rem;
        font: 0.14rem/0.45rem "";
        margin: 0.2rem 0;
        }
        .shanchu {
            width: 0.1rem;
            height: auto;
        }
    }
  }